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A057931
Positions at which powers of 2 occur in A057929. (Or -1 if it does not occur.)
3
-1, 0, -1, 2, 5, 11, 23, 32, 47, 83, 131, 239, 311, 527, 731, 965, 1703, 2675, 3827, 6359, 9659, 14555, 23087, 33041, 45995, 77519, 120467, 177635, 252713, 405317, 554033, 795827, 1335083, 1819523, 2491229, 4183463, 5920211, 8051987, 12530963, 20132057
OFFSET
0,4
CROSSREFS
Sequence in context: A038924 A278696 A226843 * A039693 A294938 A062475
KEYWORD
easy,sign
AUTHOR
Larry Reeves (larryr(AT)acm.org), Oct 03 2000
EXTENSIONS
More terms from Sean A. Irvine, Jul 12 2022
STATUS
approved